import { IUniswapV2Router02 } from '../../typechain';
import { IUniswapRouterV3 } from '../../typechain';
import UniV2JSON from '@uniswap/v2-periphery/build/UniswapV2Router02.json';
import UniV3JSON from '@uniswap/v3-periphery/artifacts/contracts/SwapRouter.sol/SwapRouter.json';
import { ethers } from 'hardhat';
import { Wallet } from '@ethersproject/wallet';

export const getRouterV2 = async function (
    wallet: Wallet,
    routerAddress: string
): Promise<IUniswapV2Router02> {
    const routerFactory = ethers.ContractFactory.fromSolidity(UniV2JSON);
    let router = routerFactory.attach(routerAddress) as IUniswapV2Router02;
    router = router.connect(wallet);

    return router;
};

// not used
// export const createPoolV2 = async function (
//     wallet: Wallet,
//     routerAddress: string,
//     token: string,
//     tokenAmount = ethers.utils.parseEther('100')
// ): Promise<IUniswapV2Router02> {
//     const router = await getRouterV2(wallet, routerAddress);
//
//     await router.addLiquidityETH(
//         token,
//         tokenAmount,
//         tokenAmount,
//         ethers.utils.parseEther('100'),
//         await router.signer.getAddress(),
//         DEADLINE,
//         { value: ethers.utils.parseEther('100') }
//     );
//
//     return router;
// };

export const getRouterV3 = async function (
    wallet: Wallet,
    routerAddressV3: string
): Promise<IUniswapRouterV3> {
    const routerFactoryV3 = ethers.ContractFactory.fromSolidity(UniV3JSON);
    let routerV3 = routerFactoryV3.attach(routerAddressV3) as IUniswapRouterV3;
    routerV3 = routerV3.connect(wallet);

    return routerV3;
};

export function hexStringToByteArray(hexString) {
    if (hexString.length % 2 !== 0) {
        // eslint-disable-next-line @typescript-eslint/no-throw-literal
        throw 'Must have an even number of hex digits to convert to bytes';
    }
    var numBytes = hexString.length / 2;
    var byteArray = new Uint8Array(numBytes);
    for (var i = 0; i < numBytes; i++) {
        byteArray[i] = parseInt(hexString.substr(i * 2, 2), 16);
    }
    return byteArray;
}